Rockbox mail archiveSubject: Re: A nasty inefficieny in file.c?
Re: A nasty inefficieny in file.c?
From: Jonathan Gordon <jdgordy_at_gmail.com>
Date: Sat, 15 Jul 2006 19:20:38 +1000
grr, i cant get libsdl installed and that code definatly is no good,
so dont bother trying yet :p
to limit the distance it has to seek back would it be better to read
the smaller of MAX_PATH and buffer_size untill either the buffer is
full or we hit a new line? instead of just reading the full buffer
On 15/07/06, Jonathan Gordon <jdgordy_at_gmail.com> wrote:
> On 15/07/06, Linus Nielsen Feltzing <linus_at_haxx.se> wrote:
> > Jonathan Gordon wrote:
> > > // move the fd back to AFTER the \n if needed
> > > if (!errno)
> > > lseek(fd,num_read-count+1,SEEK_CUR);
> > That could be a really lengthy operation if it crosses a sector boundary.
> but it that worse than doing lots of 1 byte reads?
> > Linus
Received on 2006-07-15
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